diff --git a/pom.xml b/pom.xml
index 97147bc..2622497 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
     <jackson.version>2.13.4.1</jackson.version>
     <jjwt.version>0.11.2</jjwt.version>
     <junit.version>5.8.2</junit.version>
-    <logback.version>1.2.10</logback.version>
+    <logback.version>1.4.5</logback.version>
     <lombok.version>1.18.22</lombok.version>
     <mockito.version>4.2.0</mockito.version>
     <picocli.version>4.6.2</picocli.version>
@@ -173,7 +173,7 @@
                 </excludes>
               </artifactSet>
               <transformers>
-                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer" />
+                <transformer implementation="org.apache.maven.plugins.shade.resource.ServicesResourceTransformer"/>
                 <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                   <mainClass>no.ssb.guardian.client.GuardianClientCli</mainClass>
                 </transformer>